How much does a 1.00 to 1.49ct D SI2 lab grown oval diamond cost?

As of October 2026, 1.00 to 1.49ct D SI2 lab grown oval diamonds typically cost ₹20,445 INR to ₹1,22,860 INR, with a median price of ₹53,681 INR. There are currently 14 diamonds matching this specification available across retailers.

Where can I find the best price on a D SI2 oval diamond?

About 25% of these diamonds are available at multiple retailers, with an average price spread of 107%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct D SI2 Lab Grown Oval

Quick answer

As of October 2026, there are 14 lab grown oval diamonds with D colour and SI2 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run ₹20,445 INR to ₹1,22,860 INR, with a median of ₹53,681 INR. At least 27 retailers stock this exact specification, and 25% of the stones appear at more than one of them, with an average price spread of 107%. Half of all listings fall between ₹25,350 INR and ₹76,975 INR per carat. The same specification in natural form lists at a median of about ₹3,08,742 INR per carat. Over the last 30 days the median price moved +7.7% and the number of listings moved +8.3%.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Oval lab grown stones in the index: 453 USD per carat, -7.4% month on month. See the full index release

Figures come from current listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: October 2026

Available

Lowest Price

₹18,006 INR

Highest Price

₹1,29,186 INR

Average Price

₹63,551 INR

Market Intelligence

Retailers Selling

Cross Retailer %

24.6%

Price Spread

106.8%

30-Day Price Trend

+7.7%

30-Day Supply Change

+8.3%

Volatility (30d)

0.04

Price Range

Price per carat distribution across retailers

$507/ct

10th Percentile

$183

Median

$507

90th Percentile

$1,130

Score Distribution

25 diamonds scored across 3 quality tiers

Excellent

6 (24.0%)

Good

7 (28.0%)

Average

12 (48.0%)

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Related Specifications

D IF D VVS1 D VVS2 D VS1 D VS2 D SI1 E IF E VVS1 E VVS2 E VS1 E VS2 E SI1 F IF F VVS1 F VVS2 F VS1 F VS2 F SI1 G IF G VVS1 G VVS2 G VS1 G VS2 G SI1 H IF H VVS1 H VVS2 H VS1 H VS2 H SI1 I IF I VVS1 I VVS2 I VS1 I VS2 I SI1